Hainan Mazda 323’s radiator fan started turning after half an hour of driving.

What you want to ask is why the radiator fan of Hainan Mazda 323 turned on after half an hour of driving?

1. Because the thermostat is damaged or the sensor device is not installed.

2. Whether the temperature at the location indicated by the water temperature gauge is too high.

3. Check whether the coolant level and temperature are too high.